Hunter High School Graduation Caps. This is a perfect hunter green high school graduation cap for a forever memorable graduation ceremony. The fabric is from the same high quality Gradshop matte finish tricot as the high school graduation gowns. The mortarboard measures 9.4"sq, and the headband is comfortably designed with quality elastic at the rim for a 'one size fits all' sizing. Gradshop also offers cheap cap tassels in a variety of colors for your cap and further discounts for bulk orders when you order online.